
    let jjj=$(".jjj");
    let sub2=$(".sub2");
    let yc=$(".yc");
    let kkk=$(".kkk");
    let sub3=$(".sub3");
    let lll =$(".lll");
    let sub4=$(".sub4")
   
    jjj.mouseenter(function(){
        let display =sub2.css("display");

        if(display=="none"){
            sub2.css({display:"block"});
        }else{
            return;
        }
    });
    yc.mouseleave(function(){
            sub2.css({display:"none"});
    })

    kkk.click(function(){
        let display = sub3.css("display");
        if(display=="none"){
            sub3.css({display: "block"});
            sub4.css({display: "none"})
        }else{
            // sub3.css({display: "none"});
            return;
        }
    });
    lll.click(function(){
        let display = sub4.css("display");
        if(display=="none"){
            sub4.css({display: "block"});
            sub3.css({display: "none"})
        }else{
            // sub4.css({display: "none"});
            return;
        }
    })
  
